Digital Thermometers Adtemp II
Digital Thermometers · Model Adtemp II
Compact size - under 5” long, weighs just 11 grams. Auto off function conserves battery life. Range 90°F-109.9°F ±.2°F / 32°C - 43.9°C ±.1°C. Replaceable 1.55v (LR41) battery provides 1,500 measurements. Clear plastic case keeps instrument sanitary.
Typical Failure Modes
Compiled for this model from its own documentation and established engineering knowledge for this equipment class - not from a verified service record. Confirm against the manufacturer's service manual.
Inaccurate or slow readings
HighSymptoms: Reads high or low vs a reference, long time to a stable reading.
Root cause: Worn or damaged probe tip / cable, ambient temperature out of range, or the wrong mode selected.
Error / fault display
MediumSymptoms: Error code, "L" / "H", no reading.
Root cause: Target or ambient out of range, or an internal fault.
Will not power on / short battery life
MediumSymptoms: Blank display, will not start a measurement.
Root cause: Depleted battery or a battery-contact fault.
Probe / tip damage
LowSymptoms: Cracked or bent probe tip, intermittent reading.
Root cause: Drop or repeated flexing of the probe.
Serviceable Parts & Consumables
Serviceable items for this model, compiled from its documentation and engineering knowledge for this equipment class. Service class and relative cost are estimates, not manufacturer figures; no part numbers are given. Confirm intervals and pricing against the manufacturer.
Battery
Class Frequent wear itemRel. cost $R&R Easy
Probe tip / thermistor assembly
Class Periodic replacementRel. cost $$R&R Fairly easy
Probe covers
Class ConsumableRel. cost $R&R Easy
Display / keypad
Class Major service partRel. cost $R&R Moderate
| Part | Service class | Relative cost | R&R difficulty |
|---|---|---|---|
| Battery | Frequent wear item | $ | Easy |
| Probe tip / thermistor assembly | Periodic replacement | $$ | Fairly easy |
| Probe covers | Consumable | $ | Easy |
| Display / keypad | Major service part | $ | Moderate |
Relative cost: $ lowest · $$$$ highest service-part cost for this equipment class. Not a price.
Troubleshooting Approach
A starting sequence for this model, compiled from its documentation and engineering knowledge for this equipment class. Follow the manufacturer's service documentation for the actual procedure.
Symptom: Readings inaccurate
- Inspect the probe tip and cable; confirm the correct mode for the site.
- Confirm the ambient temperature is within range.
- Verify against a reference thermometer at two temperatures.
- Calibrate per the service manual or refer for service.
- Re-verify after any adjustment.
Symptom: Error display / no power
- Fit a fresh battery and check the contacts.
- Move to a room within the operating range and let the unit equilibrate.
- Retry with a fresh probe cover.
- Note any error code.
- Return to service if the fault persists.
Documents & Manuals
No documents available for this device yet.
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